NPI age
13 years
Enumerated 2012-08-09
● Active
Type 1 · Individual
DR. Marissa Nienjia Tsao, M.D.
Tsao is 1 of 739 obstetrics & gynecology providers in Houston and 1 of 4633 in Texas.
Primary specialty
Obstetrics & Gynecology
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2019-07-23
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 4633 active obstetrics & gynecology providers in Texas.
NPI age
13 years
↓ 5 yr below median (18 yr)
State licenses
1 state
7% of peers hold multiple states
Subspecialties
0
21% of peers hold subspecialties
NPI lifetime · 2012 → 2026
2012-08Enumerated in NPPES
2012
2026
Where they practice
Practice location
6441 High Star Dr
Houston, TX 77074
Mailing address
Po Box 66308
Houston, TX 772666308
Additional practice locations
4 secondary locations on file with NPPES.
Location 2
27150 Highway 290 Unit 500
Cypress, TX 774334930
Location 3
10680 Jones Rd Ste 600
Houston, TX 770654295
Location 4
9645 Barker Cypress Rd Ste 100
Cypress, TX 774335292
Location 5
10680 Jones Rd Ste 600
Houston, TX 770654295
Specialties
-
Obstetrics & Gynecology PrimaryAn obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other...
Practice context
Part of a multi-provider practice. 47 other active providers share this practice address in NPPES.
Recently enumerated nearby: 3 new obstetrics & gynecology providers have been added in Houston in the last 180 days.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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